Home / 12,348.70-18,523.33-4,451.86

Finding the Fourth Proportional to 12,348.70, 18,523.33 and 4,451.86

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Solution

The fourth proportional to 12,348.70, 18,523.33 and 4,451.86 is: 6,677.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.70 : 18,523.33 = 4,451.86 : x
  2. Step 2: Convert to fraction form
    12,348.70/18,523.33 = 4,451.86/x
  3. Step 3: Cross multiply
    12,348.70x = 18,523.33 × 4,451.86
  4. Step 4: Simplify right side
    12,348.70x = 82,463,308.96
  5. Step 5: Solve for x
    x = 82,463,308.96/12,348.70
  6. Step 6: Final answer
    x = 6,677.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.